Zygmunt Lalak

Mar 29, 2024 | link.aps.org | Anish Ghoshal |Maxim Yu. Khlopov |Southern Federal |Zygmunt Lalak

We investigate the production of nonthermal dark matter (DM), χ, during the postinflationary reheating era. For inflation, we consider two slow roll single field inflationary scenarios—generalized version of Hilltop (GH) inflation, and Coleman-Weinberg (CW) inflation.

Sep 25, 2023 | link.aps.org | Anish Ghoshal |Shiladitya Porey |Zygmunt Lalak

We study the production of a beyond the Standard Model (BSM) free-streaming relativistic particles which contribute to Neff and investigate how much the predictions for the inflationary analysis change.